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Changed rv32gc to do IDIV in MDU and have k=2 copies of FDIV stages; added correct sky130 adder data; fixed feature substitution in synthesis makefile

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This commit is contained in:
David Harris 2023-11-18 20:56:50 -08:00
parent acc2db256f
commit b692c913c4
3 changed files with 4 additions and 4 deletions
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2
config/rv32gc/config.vh
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@ -169,7 +169,7 @@ localparam ZMMUL_SUPPORTED = 0;
// FPU division architecture
localparam RADIX = 32'd4;
localparam DIVCOPIES = 32'd4;
localparam DIVCOPIES = 32'd2;
// bit manipulation
localparam ZBA_SUPPORTED = 1;

4
synthDC/Makefile
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@ -94,10 +94,10 @@ endif
ifneq ($(MOD), orig)
# PMP 0
sed -i 's/PMP_ENTRIES \(64\|16\|0\)/PMP_ENTRIES = 0;/' $(CONFIGDIR)/config.vh
sed -i 's/PMP_ENTRIES.*\(64\|16\)/PMP_ENTRIES = 0;/' $(CONFIGDIR)/config.vh
ifneq ($(MOD), PMP0)
# no priv
sed -i 's/ZICSR_SUPPORTED *1/ZICSR_SUPPORTED = 0;/' $(CONFIGDIR)/config.vh
sed -i 's/ZICSR_SUPPORTED.*1/ZICSR_SUPPORTED = 0;/' $(CONFIGDIR)/config.vh
ifneq ($(MOD), noPriv)
# turn off FPU
sed -i 's/1 *<< *3/0 << 3/' $(CONFIGDIR)/config.vh

2
synthDC/extractSummary.py
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@ -252,7 +252,7 @@ if __name__ == '__main__':
TechSpec = namedtuple("TechSpec", "color shape targfreq fo4 add32area add32lpower add32denergy")
techdict = {}
techdict['sky130'] = TechSpec('green', 'o', args.sky130freq, 99.5e-3, 1440.600027, 714.057, 0.658023)
techdict['sky130'] = TechSpec('green', 'o', args.sky130freq, 99.5e-3, 2581, 18, 0.685)
techdict['sky90'] = TechSpec('gray', 'o', args.sky90freq, 43.2e-3, 1440.600027, 714.057, 0.658023)
techdict['tsmc28psyn'] = TechSpec('blue', 's', args.tsmcfreq, 12.2e-3, 209.286002, 1060.0, .081533)